CN210527862U - Four-blade energy-saving anti-blocking air seal machinery - Google Patents

Abstract

The utility model discloses a stifled air seal machinery is prevented to four leaf energy-conservations, including casing, impeller, drive end cover, primary shaft bearing, secondary shaft bearing, end cover, feeding flange, two seal holders, wherein: the utility model discloses a turbine impeller, including casing, first bearing frame, second bearing frame, impeller both ends respectively with the bearing with first bearing frame with the second bearing frame is connected in the cooperation respectively, first bearing frame with end cover threaded connection, second bearing frame with end cover threaded connection, two sealed ports are installed respectively two seal carriers. The utility model discloses capacious, difficult card material, saving electric power.

Description

Four-blade energy-saving anti-blocking air seal machinery

Technical Field

The utility model relates to an air seal machinery technical field, concretely relates to stifled air seal machinery is prevented to four leaf energy-conserving.

Background

The air seal machine is also called as air seal machine, discharge valve, dust discharge valve and star-type discharger. The air seal machine is important equipment in a pneumatic conveying and ventilating dust removal network, and has the main function of continuously and timely discharging materials in a discharger or a dust remover and simultaneously ensuring that the pressure in the equipment is not exposed to a normal pressure environment.

However, the air seal machinery in the prior art does not solve the problem of impeller material clamping, the impeller material clamping can bring extra loss to the motor, the equipment failure can be seriously stopped, six blades are mainly used in the prior art, the capacity is small, and the impeller material clamping probability is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned technique not enough, provide a four-leaf energy-conserving anti-blocking air seal machinery and be arranged in solving the problem that air seal machinery is capacious, easy card material, power loss are big among the prior art.

In order to achieve the technical purpose, the technical scheme of the utility model a four-blade energy-saving prevents stifled air seal machinery is provided, it includes casing, impeller, transmission end cover, primary shaft bearing, secondary shaft bearing, end cover, feeding flange, two seal carriers, wherein: the utility model discloses a turbine impeller, including casing, first bearing frame, second bearing frame, impeller both ends respectively with the bearing with first bearing frame with the second bearing frame is connected in the cooperation respectively, first bearing frame with end cover threaded connection, second bearing frame with end cover threaded connection, two sealed ports are installed respectively two seal carriers.

Compared with the prior art, the beneficial effects of the utility model include: the utility model provides a four-blade energy-saving anti-blocking air seal device uses no longer six blades but four blades, has consequently promoted air seal device capacity, and four blade resistance is littleer, can practice thrift electric power, has used the material of the seal carrier clearance blade side of the dismouting of being convenient for, has effectively reduced air seal device's card material problem to practiced thrift because the card material and the electric power loss who brings.

Drawings

Fig. 1 is a perspective view of an embodiment of the four-blade energy-saving anti-blocking air seal machinery provided by the present invention;

FIG. 2 is a right side view of an embodiment of the four-blade energy-saving anti-clogging air seal machinery provided by the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a cross-sectional view of the present invention at B-B in FIG. 3;

FIG. 5 is an enlarged view of a portion of the structure at C in FIG. 3;

FIG. 6 is an enlarged view of a portion of the structure shown at D in FIG. 4;

fig. 7 is a perspective view of the casing of the four-blade energy-saving anti-blocking air seal machinery provided by the present invention;

fig. 8 is a schematic structural view of an impeller of the four-blade energy-saving anti-blocking air seal machinery provided by the utility model;

fig. 9 is a schematic structural view of a feeding flange of the four-blade energy-saving anti-blocking air seal machinery provided by the utility model;

fig. 10 is a schematic structural view of a sealing frame of the four-blade energy-saving anti-blocking air seal machinery provided by the utility model;

reference numerals:

1-shell, 2-impeller, 3-transmission end cover, 4-sealing frame, 5-first bearing seat, 6-sealing end cover, 7-feeding flange, 8-second bearing seat, 11-feeding hole, 12-discharging hole, 13-sealing opening, 14-first mounting opening, 15-second mounting opening, 21-impeller shaft, 22-blade, 41-sealing strip, 42-pressing strip, 43-supporting frame, 44-mounting plate, 45-sealing pad, 5 a-bearing, 5 b-lining, 5 c-sealing ring, 71-feeding pipe, 72-flange plate, 73-sleeve, 74-flange screw, 75-sealing rubber pad and 721-counter bore.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 3 and 7, fig. 1 is a perspective view of an embodiment of a four-blade energy-saving anti-blocking air seal provided by the present invention, fig. 2 is a right side view of an embodiment of a four-blade energy-saving anti-blocking air seal provided by the present invention, fig. 3 is a sectional view of a portion a-a of fig. 2 of the present invention, fig. 7 is a perspective view of a housing of a four-blade energy-saving anti-blocking air seal provided by the present invention, this embodiment provides a four-blade energy-saving anti-blocking air seal, which includes a housing 1, an impeller 2, a transmission end cover 3, a seal holder 4, a first bearing seat 5, a seal end cover 6, a feeding flange 7, a second bearing seat 8, specifically, a feeding port 11 and a discharging port 12 are respectively provided above and below the housing 1, a first mounting port 14 and a second mounting port 15 are respectively provided on the left side and the right side, the seal end cover 6 is in threaded connection with the first mounting port 14, the transmission end cover 3 is in threaded connection with the second mounting hole 15, the shell 1 is hollow to form a cavity, the feed inlet 11 and the discharge outlet 12 are communicated with the cavity, the front surface and the rear surface of the shell 1 are respectively provided with two sealing holes 13, and the sealing holes 13 are arranged in parallel with the impeller shaft 21.

Referring to fig. 8, fig. 8 is the utility model provides a four-blade energy-saving prevents stifled airlock's impeller 2's schematic structure, impeller 2 includes impeller shaft 21 and four blades 22 along the radial evenly distributed of impeller shaft, impeller shaft 21 drives blade 22 when rotating and rotates, shifts the material between blade 22 to airtight cavity, shifts to discharge gate 12 again, it needs to explain that there is minimum clearance, about 0.1 millimeter between blade 22 and the casing 1 inner wall, in order to guarantee the gas tightness of whole airlock.

Referring to fig. 9, fig. 9 is a schematic structural diagram of a feeding flange 7 of a four-blade energy-saving anti-blocking air seal device, where the feeding flange 7 is a passage through which a material enters the four-blade energy-saving anti-blocking air seal device, specifically, the feeding flange 7 includes a feeding pipe 71, a flange plate 72, a plurality of sleeves 73, a plurality of flange screws 74 and two sealing rubber gaskets 75, the feeding pipe is made of a high-strength transparent material, in this embodiment, organic glass is used, which has good transparency and a certain strength, a worker can observe the condition of the material entering the air seal device through the feeding pipe 71, the flange plate 72 is provided with a plurality of counter bores 721, the flange screws 74, the counter bores 721 and the plurality of sleeves 73 correspond to one, and the plurality of flange screws 74 sequentially pass through the plurality of counter bores 721, the plurality of sleeves 73 are fixed at the feeding port 11, the feeding pipe 71 and the flange plate are coaxially installed, and two, And a sealing rubber gasket 75 is clamped between the feed ports 11 to ensure the sealing performance of the air seal machine.

With continuing reference to fig. 3 and 5, fig. 5 is an enlarged view of a partial structure at C in fig. 3, the first bearing seat 5 is mounted on the transmission end cover 3 in a threaded connection manner, the second bearing seat 8 is mounted on the sealing end cover 6 in a threaded connection manner, the first bearing seat 5 is mounted with the bearing 5a in a matching manner, an inner ring of the bearing 5a is mounted with the impeller shaft 21 in a matching manner, bushings 5b are coaxially mounted at two ends of the impeller shaft 21, the bushings 5b are close to end faces of the bearing 5a, a sealing ring 5C is coaxially mounted outside the bushings 5b, and sealing oil needs to be coated at the sealing ring 5C, so that friction between the sealing ring 5C and the bushings 5b is reduced, and the sealing performance of the air seal is ensured.

Referring to fig. 4, fig. 4 is a cross-sectional structural view of the position B-B in fig. 3 of the present invention, and the sealing frame 4 is also installed on the housing at a position symmetrical to the sealing port 13. Specifically please refer to fig. 10, fig. 10 is a structural schematic diagram of a sealing frame 4 of the four-blade energy-saving anti-blocking air shutter, the sealing frame 4 includes a sealing strip 41, a pressing strip 42, a supporting frame 43 and a mounting plate 44, a sealing gasket 45 is arranged between the mounting plate 44 and the housing 1, the sealing property of the housing is ensured, the mounting plate 44 and the supporting frame 43 can be in threaded connection, directly welded together, etc., the mounting plate 44 and the supporting frame 43 in the embodiment are welded together, the welding reduces the processing cost, the structural strength is improved, the sealing strip 41 is clamped between the pressing strip 42 and the supporting frame 43, and the sealing strip 41 is parallel to the mounting plate 44. Preferably, the batten 42 is made of rubber material, which has good elasticity and can sweep the material on the side of the blade 22.

Specifically, referring to fig. 4 and 6, fig. 4 is a cross-sectional structural view at B-B of fig. 4 according to the present invention, fig. 6 is an enlarged view of a portion of the structure at D in fig. 4, in which the material enters the feed opening 11 by the wind pressure, further enters between the blades 22, during the rotation of the impeller 2, the material is transferred from the upper part to the lower part, and it should be noted that, because the sealing strip 41 is parallel to the impeller shaft 21, when the side surface of the blade 22 of the air seal impeller 2 contacts the sealing strip 41, the sealing strip 41 has certain elasticity, and when the fibrous materials and the coarse materials on the side surface of the blade 22 are removed, so that the blade 22 enters the inner cavity of the shell 1 to be sealed, the side surfaces of the blades 22 are ensured to have no material, thereby preventing the impeller 2 from being blocked, solving the problems of blockage and blockage of the air seal machinery and the like, meanwhile, the energy consumption caused by material blocking is reduced, and it needs to be explained that the long-time work of the pressing strip is lossy and needs to be replaced. Further, in order to facilitate replacement of the pressing strip, the sealing frame 4 is fixed on the shell 1 through screws, and meanwhile, the sealing frame 4 is disassembled to clean the impeller 2 after material clamping is facilitated.

The utility model provides a four-blade energy-saving anti-blocking air seal machine has adopted the sealing strip to remove the material of blade 22 side, has avoided having the material to block between blade 22 and the casing 1, effectively reduces the card material between impeller 2 and the casing 1 to reduce the power loss that the card material brought, reached the purpose of practicing thrift the electric energy. Additionally, the utility model discloses simple structure, the equipment is all easier with the installation, and the bolt fastening is used to the seal holder 4 on casing 1, and the convenience is regularly changed to sealing strip 41 to only need pull down seal holder 4 and need not to dismantle other parts and can be with calorie material clean up when 2 calorie materials of impeller, it is very convenient.

The above description of the present invention does not limit the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.

Claims (7)

1. The utility model provides a stifled air seal machinery is prevented to four leaf energy-conserving, its characterized in that, includes casing, impeller, transmission end cover, first bearing frame, second bearing frame, end cover, feeding flange, two seal housings, wherein:

the utility model discloses a turbine impeller, including casing, first bearing frame, second bearing frame, drive end cover, impeller both ends respectively with the bearing with first bearing frame with the second bearing frame is connected in the cooperation respectively, first bearing frame with end cover threaded connection, second bearing frame with drive end cover threaded connection, two seal ports install respectively two seal holders, the cavity is formed to the cavity, the casing is provided with feed inlet, discharge gate, first installing port, second installing port and two seal ports that switch on with the cavity connection respectively, the feeding flange with feed inlet threaded connection, end cover with first installing port threaded connection, drive end cover with second installing port threaded connection, the impeller both ends respectively with the bearing with first bearing frame with second bearing frame is connected in the cooperation respectively, first bearing frame with end.

2. The four-bladed energy-saving anti-clogging air shutter according to claim 1, characterized in that said impeller comprises an impeller shaft and four blades uniformly distributed in the radial direction of the impeller shaft.

3. The four-blade energy-saving anti-blocking air seal machinery as claimed in claim 2, wherein two ends of the impeller shaft are coaxially provided with bushings respectively, the bushings are close to the end faces of the bearings and correspond to the end faces of the bearings one by one, and a sealing ring is coaxially arranged outside each bushing.

4. The four-blade energy-saving anti-blocking air seal machinery according to claim 1, wherein the feeding flange comprises a feeding pipe, a flange plate, a plurality of sleeves, a plurality of flange screws and a plurality of sealing rubber gaskets, a plurality of counter bores are formed in one surface of the flange plate, a plurality of flange screws, a plurality of counter bores and a plurality of sleeves are in one-to-one correspondence, the plurality of flange screws sequentially penetrate through the plurality of counter bores and the plurality of sleeves to be fixed at the feeding port, and the sealing rubber gaskets are clamped between the two end surfaces of the feeding pipe and the flange plate and between the feeding port.

5. The four-blade energy-saving anti-blocking air seal machinery according to claim 1, wherein the sealing frame comprises a sealing strip, a pressing strip, a mounting plate and a supporting frame, the mounting plate is in welded connection with the supporting frame, the supporting frame is in threaded connection with the pressing strip, and the sealing strip is clamped between the supporting frame and the pressing strip.

6. The four-bladed energy-saving anti-blocking air shutter according to claim 5, characterized in that said sealing strip is made of rubber material.

7. The four-bladed energy-saving anti-blocking air shutter according to claim 4, characterized in that said feeding tube is made of high-strength transparent material.

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